五月上旬 meaning in Chinese

lst ten-days of may
ten-days of may

The system of labor & personnel was developed in march , 2004 and design in may after authorized by the erp administration committee and the department of science & technology
劳动保险系统开发于2004年3月初进行调研,四月底开始科技立项,于五月上旬经公司erp管理委员会和公司科技处正式批准进行开发、设计。
In early may , the japanese government announced that it will take a special measure to recognise children born within 300 days of their mother ' s divorce , given that the mothers became pregnant after divorce
五月上旬，日本政府宣布，他们将要颁布一项新的规则，藉以认定在母亲离婚后300天内所生孩子的父亲为谁。
According to the words in fleet ' s westwards journey and relevant descriptions in “ zheng he pilgrimage stele ” , i believe the actual date of zheng ' s fifth trip was a day between late april and early may in the 15th year of yongle ( 1417 )
根据《舟师往西洋记》碑抄文和泉州《郑和行香碑》的相关记载，文章认为：郑和舟师第五次下西洋的具体出洋时间，应在永乐十五年（ 1417 ）四月末至五月上旬期间的某一天。